I can destroy you can destroy he can destroy we can destroy you can destroy they can destroy
V-ing form
I can be destroying you can be destroying he can be destroying we can be destroying you can be destroying they can be destroying
Perfect
I can have destroyed you can have destroyed he can have destroyed we can have destroyed you can have destroyed they can have destroyed
V-ing perfect
I can have been destroying you can have been destroying he can have been destroying we can have been destroying you can have been destroying they can have been destroying
Negation
Simple form
I can't destroy you can't destroy he can't destroy we can't destroy you can't destroy they can't destroy
V-ing form
I can't be destroying you can't be destroying he can't be destroying we can't be destroying you can't be destroying they can't be destroying
Perfect
I can't have destroyed you can't have destroyed he can't have destroyed we can't have destroyed you can't have destroyed they can't have destroyed
V-ing perfect
I can't have been destroying you can't have been destroying he can't have been destroying we can't have been destroying you can't have been destroying they can't have been destroying
Interrogative form
Simple form
can I destroy? can you destroy? can he destroy? can we destroy? can you destroy? can they destroy?
V-ing form
can I be destroying? can you be destroying? can he be destroying? can we be destroying? can you be destroying? can they be destroying?
Perfect
can I have destroyed? can you have destroyed? can he have destroyed? can we have destroyed? can you have destroyed? can they have destroyed?
V-ing perfect
can I have been destroying? can you have been destroying? can he have been destroying? can we have been destroying? can you have been destroying? can they have been destroying?
Interro-negative form
Simple form
can't I destroy? can't you destroy? can't he destroy? can't we destroy? can't you destroy? can't they destroy?
V-ing form
can't I be destroying? can't you be destroying? can't he be destroying? can't we be destroying? can't you be destroying? can't they be destroying?
Perfect
can't I have destroyed? can't you have destroyed? can't he have destroyed? can't we have destroyed? can't you have destroyed? can't they have destroyed?
V-ing perfect
can't I have been destroying? can't you have been destroying? can't he have been destroying? can't we have been destroying? can't you have been destroying? can't they have been destroying?